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Theorem ar-elems-in

⊦ n < # ar → (¬ ar[n] ∈ ar .elems ↔ false)

Type: A user defined theorem
Validity: The proof is valid.
Features: simp,
Comment:
Used by:
Used by units in proved state: suffix-array, sort,
Proof exists?: Yes

View the proof

Infos about the proof

Proved?: Yes
Interactions: 1
Proof steps: 2
Used lemmas: ar-elems-in-h, elems,
Used spec theorems:
- Used simplifier rules:
  - nat-basic1/f
  - nat/ler